Washington topographic map

A system of seventeen locks connects Lake Winnebago to Lake Michigan at Green Bay, an elevation drop of about 150 feet (45 m). This lock system is located along the lower Fox River and starts at the northwest corner of Lake Winnebago in the city of Menasha and ends at the mouth of Green Bay. One of the locks,…

Average elevation: 254 m

Average elevation: 226 m

According to the U.S. Census Bureau, the county has a total area of 464 square miles (1,200 km2), of which 456 square miles (1,180 km2) is land and 8.7 square miles (23 km2) (1.9%) is water. The Mecan River, Buffalo Lake, and Puckaway Lake lie within Marquette County. The highest altitude in the county is a…

Average elevation: 259 m

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The park takes its name from a hill found within its borders. Lapham Peak has an elevation of 1,233 feet (376 m) above sea level, and is the highest point in Waukesha County. At the top of Lapham Peak is a wooden observation tower that is 45 feet (14 m) high and offers a dynamic view of southeastern Wisconsin…

Average elevation: 306 m

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Rock Island is a mostly wooded island off the tip of Wisconsin's Door Peninsula at the mouth of Green Bay, in Door County, Wisconsin. The 974.87-acre (394.5 ha) island is approximately 1.6 miles (2.6 km) long and 1.1 miles (1.8 km) wide. It rises to 65 meters above Lake Michigan, making it the highest in…

Average elevation: 188 m

Average elevation: 294 m

Hurley was at the center of a boundary dispute between Michigan and Wisconsin, culminating in a United States Supreme Court case in 1926, confirming Hurley belonging to Wisconsin. The Montreal River was mapped in detail in 1841 by Lieutenant Thomas Jefferson Cram of the United States Land Office Department of…

Average elevation: 455 m

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